metaforecast/src/web/common/Layout.tsx
2022-05-09 23:27:51 +04:00

163 lines
4.6 KiB
TypeScript

import Head from "next/head";
import Link from "next/link";
import React, { ErrorInfo } from "react";
import { Logo2 } from "../icons";
interface MenuItem {
page: string;
link: string;
title: string;
}
const menu: MenuItem[] = [
{
page: "search",
link: "/",
title: "Search",
},
{
page: "tools",
link: "/tools",
title: "Tools",
},
{
page: "about",
link: "/about",
title: "About",
},
];
/* Utilities */
const calculateLastUpdate = () => {
let today = new Date().toISOString();
let yesterdayObj = new Date();
yesterdayObj.setDate(yesterdayObj.getDate() - 1);
let yesterday = yesterdayObj.toISOString();
if (today.slice(11, 16) > "02:00") {
return today.slice(0, 10);
} else {
return yesterday.slice(0, 10);
}
};
// Error catcher
class ErrorBoundary extends React.Component<
{},
{ error: any; errorInfo: any }
> {
// https://reactjs.org/docs/error-boundaries.html
constructor(props: {}) {
super(props);
this.state = { error: null, errorInfo: null };
}
componentDidCatch(error: Error, errorInfo: ErrorInfo) {
// Catch errors in any components below and re-render with error message
this.setState({
error: error,
errorInfo: errorInfo,
});
// You can also log error messages to an error reporting service here
}
render() {
if (this.state.errorInfo) {
// Error path
return (
<div>
<h2>Something went wrong. </h2>
<details style={{ whiteSpace: "pre-wrap" }}>
{
"You should angrily tweet at @NunoSempere about this. or send an email to nuno.semperelh@gmail.com"
}
{this.state.error && this.state.error.toString()}
<br />
{this.state.errorInfo.componentStack}
</details>
</div>
);
}
// Normally, just render children
return this.props.children;
}
}
interface Props {
page: string; // id used for menu
}
/* Main */
export const Layout: React.FC<Props> = ({ page, children }) => {
let lastUpdated = calculateLastUpdate();
// The correct way to do this would be by passing a prop to Layout,
// and to get the last updating using server side props.
return (
<div>
<Head>
<title>Metaforecast</title>
<link rel="icon" href="/icons/logo.svg" />
</Head>
<div>
<nav className="bg-white shadow">
<div className="container max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
<div className="flex items-center justify-between">
<div className="flex">
<Link href="/" passHref>
<a className="no-underline font-md justify-center items-center flex">
<span className="mr-2">
<Logo2 className="mt-1 mr-1 h-8 w-8" />
</span>
<span className="text-sm sm:text-2xl text-gray-700">
Metaforecast
</span>
</a>
</Link>
{lastUpdated ? (
<div className="flex py-4 px-2 sm:ml-4">
<div className="hidden sm:inline-flex items-center text-gray-700">
<svg className="ml-4 mr-1 mt-1" height="10" width="16">
<circle cx="4" cy="4" r="4" fill="rgb(29, 78, 216)" />
</svg>
<span>{`Last updated: ${
lastUpdated && !!lastUpdated.slice
? lastUpdated.slice(0, 10)
: "unknown"
}`}</span>
</div>
</div>
) : null}
</div>
<div className="flex space-x-4">
{menu.map((item) => (
<Link href={item.link} passHref key={item.page}>
<a
className={`no-underline py-4 px-2 text-sm sm:text-lg font-medium cursor-pointer border-b-2 border-transparent ${
page === item.page
? "text-blue-700 border-blue-700"
: "text-gray-400 hover:text-blue-500 hover:border-blue-500"
}`}
>
{item.title}
</a>
</Link>
))}
</div>
</div>
</div>
</nav>
<main>
<ErrorBoundary>
<div className="container max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 pt-5 mb-10">
{children}
</div>
</ErrorBoundary>
</main>
</div>
</div>
);
};